christmas tree today a horse- drawn carriage delivering the 19-foot frazier fur to first lady michelle obama and her daughters. this year's tree is from north carolina. it will go into the blue room of the white house. >>> well, the weather in the bay area this holiday weekend has been positively balmy. >> but in san rafael the kids are sledding and throwing snowballs while mom and dad are in it. shirts and sunglasses. don ford shows us this is part of a long-time holiday tradition and involves tons of snow. >> reporter: we're trying to get this open. steve is opening the latest snow slope in california. it's in downtown san rafael. 40 tons of snow delivered last night by glacier ice company's special snowmaking truck. now sculpted into a sled run hundreds of kids waiting for the noon opening and one lucky kid gets picked from the crowd. >> this is my kid. he gets to go first. >> reporter: maybe luck didn't have anything to do with it. but seconds later the crowd poured into this annual event. >> you have to start somewhere. this is like a little bunny slope for you. >> reporter: not all kid